User Manual

LEA-6 - Data Sheet
GPS.G6-HW-09004-E2 Page 6 of 26
1.3 GPS performance
Parameter Specification
Receiver type 50 Channels
GPS L1 frequency, C/A Code
GALILEO Open Service capable
1
GLONASS FDMA
1
SBAS: WAAS, EGNOS, MSAS
Time-To-First-Fix
2
LEA-6H/LEA-6S/
LEA-6T-0/LEA-6T-1
LEA-6A/ LEA-6R
Cold Start (without aiding) 26 s 27 s
Warm Start (without aiding) 26 s 27 s
Hot Start (without aiding) 1 s 1 s
Aided Starts
3
1 s 3 s
Sensitivity
4
LEA-6H/LEA-6S/
LEA-6T-0/LEA-6T-1
LEA-6A/ LEA-6R
Tracking & Navigation -162 dBm -162 dBm
Reacquisition -160 dBm -160 dBm
Cold Start (without aiding) -148 dBm -147 dBm
Max. Navigation update rate
LEA-6A/ LEA-6S/ LEA-6T-0 LEA-6H/LEA-6T-1 LEA-6R
5 Hz 2 Hz 1 Hz
Horizontal position accuracy
5
Without aiding 2.5 m
SBAS 2.0 m
Configurable Timepulse frequency range
LEA-6H/ LEA-6S/ LEA-6A/
LEA-6R
LEA-6T
0.25 Hz to 1 kHz 0.25 Hz to 10 MHz
Accuracy for Timepulse signal
6
RMS 30 ns
99% <60 ns
Compensated
7
15 ns
Velocity accuracy
6
0.1 m/s
Heading accuracy
6
0.5 degrees
Operational Limits Dynamics
≤ 4 g
Altitude
8
50,000 m
Velocity
8
500 m/s
Table 2: LEA-6 GPS performance
1
Via FW update on LEA-6H
2
All satellites at -130 dBm
3
Dependant on aiding data connection speed and latency
4
Demonstrated with a good active antenna
5
CEP, 50%, 24 hours static, -130 dBm, SEP: < 3.5 m
6
Under good GPS signal conditions
7
Quantization error information can be used with LEA-6T to compensate the granularity related error of the timepulse signal
8
Assuming Airborne < 4g platform